h1 {
  counter-reset: h2counter;
}

h2 {
  counter-reset: h3counter;
}

h3 {
  counter-reset: h4counter;
}

h4 {
  counter-reset: h5counter;
}

h5 {
  counter-reset: h6counter;
}

h6 {}

h2:before {
  counter-increment: h2counter;
  content: counter(h2counter) "、";
}

h3:before {
  counter-increment: h3counter;
  content: counter(h2counter) "."
    counter(h3counter) "、";
}

/* h4:before {
  counter-increment: h4counter;
  content: counter(h2counter) "."
    counter(h3counter) "."
    counter(h4counter) "、";
}

h5:before {
  counter-increment: h5counter;
  content: counter(h2counter) "."
    counter(h3counter) "."
    counter(h4counter) "."
    counter(h5counter) "、";
}

h6:before {
  counter-increment: h6counter;
  content: counter(h2counter) "."
    counter(h3counter) "."
    counter(h4counter) "."
    counter(h5counter) "."
    counter(h6counter) "、";
} */